// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_RENDERER_MEDIA_GPU_RTC_VIDEO_DECODER_FACTORY_H_
#define CONTENT_RENDERER_MEDIA_GPU_RTC_VIDEO_DECODER_FACTORY_H_

#include "base/macros.h"
#include "base/threading/thread.h"
#include "content/common/content_export.h"
#include "third_party/webrtc/media/engine/webrtcvideodecoderfactory.h"
#include "third_party/webrtc/modules/video_coding/include/video_codec_interface.h"

namespace webrtc {
class VideoDecoder;
} // namespace webrtc

namespace media {
class GpuVideoAcceleratorFactories;
} // namespace media

namespace content {

// TODO(wuchengli): add unittest.
class CONTENT_EXPORT RTCVideoDecoderFactory
    : NON_EXPORTED_BASE(public cricket::WebRtcVideoDecoderFactory) {
public:
    explicit RTCVideoDecoderFactory(
        media::GpuVideoAcceleratorFactories* gpu_factories);
    ~RTCVideoDecoderFactory() override;

    // Runs on Chrome_libJingle_WorkerThread. The child thread is blocked while
    // this runs.
    webrtc::VideoDecoder* CreateVideoDecoder(
        webrtc::VideoCodecType type) override;

    // Runs on Chrome_libJingle_WorkerThread. The child thread is blocked while
    // this runs.
    void DestroyVideoDecoder(webrtc::VideoDecoder* decoder) override;

private:
    media::GpuVideoAcceleratorFactories* gpu_factories_;

    DISALLOW_COPY_AND_ASSIGN(RTCVideoDecoderFactory);
};

} // namespace content

#endif // CONTENT_RENDERER_MEDIA_GPU_RTC_VIDEO_DECODER_FACTORY_H_
